Exercise mat



FIG. 1 is a top perspective view of an exercise mat;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a side view thereof;

FIG. 6 is a side view thereof;

FIG. 7 is a side view thereof; and,

FIG. 8 is a view of the exercise mat in a rolled up configuration.

The ornamental design for an exercise mat, as shown and described.